by far the most and greatest indicator but other things we feel snow pack collapsing underneath us. if we see shooting cracks opening up akrts snow surface, and low angle terrain. we've had a lot of recent ne nu snowfall. rapid warming. those are really easy things to understand that nay stur telling you snow pack is unstable. >> every day sierra avalanche center as well as u.s. forest service and individual ski resorts have been sending out people to inspect for dangers before the day opened. advise is educate yourself go. with a partner, at this point the center saying that the danger is considerable, and tree lined and below, especially on steep slopes facing to the north, and to the east and in other areas there is a moderate ranger of avalanches. live in truckee, abc 7 news. >> john, thank you very much. >> rainfall totals from storms. sandhya? >> looking at live doppler 7 we're seeing isolated showers at this hour, just southeast, you can see light returns here. heading down towards hills, still a pop up shower showing up, rainfall in last 12 hours, san francisco more than an inch.